logo

For the Inventor, By the Inventor

Ota, Japan

Hiroshi Sekiya

This inventor holds 8 USPTO granted patents. Top assignee: Sanyo Electric Co., Ltd.. Active years: 1995-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroshi Sekiya. Retrieved from https://idiyas.com/inventor/hiroshi-sekiya-mtikgxly

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 8

% Patents Active = 87.5

Average Co-Inventor Count = 3.1

ph-index = 4

Forward Citations = 50(Granted Patents)


Location History:

  • Gunma, JP (2000 - 2001)
  • Osaka-fu, JP (2002)
  • Ota, JP (1995 - 2003)

Company Filing History:

goldMedal8 out of 8,782 
 
Sanyo Electric Co., Ltd.
 patents

Years Active: 1995-2003

Loading Chart...
8 patents (USPTO):Explore Patents
1. 6546738 - Stirling refrigerator (2003-04-15),
2. D454887 - Stirling refrigerating machine (2002-03-27),
3. 6279325 - Stirling device (2001-08-28),
4. 6161389 - Stirling machine with heat exchanger having fin structure (2000-12-19),
5. 5987886 - Stirling cycle engine (1999-11-23),
6. 5927079 - Stirling refrigerating system (1999-07-27),
7. 5737925 - Free piston Vuillermier machine (1998-04-14),
8. 5400599 - Hot gas machine (1995-03-28),

Title: The Innovative Mind of Hiroshi Sekiya

Introduction: Hiroshi Sekiya, an accomplished inventor located in Ota, Japan, has made significant contributions to the field of refrigeration technology. With a portfolio of eight patents, Sekiya's innovations highlight his expertise and dedication to advancing engineering solutions.

Latest Patents: One of Sekiya's notable recent inventions is the Stirling refrigerator. This innovative refrigerator prevents oil rising, thereby enhancing the longevity of oil seal bellows. The design comprises a housing, cylinder, piston, piston rod, and an oil seal bellows that effectively seals the space between the housing and the cylinder. The tip end of the oil seal bellows is secured to the piston or piston rod within the cylinder, while the base end is fixed to the housing. The oil seal bellows cycles with a stroke, compressing to a compression side from its free length and subsequently returning to its original position. Another significant contribution is the Stirling refrigerating machine, showcasing his continuous efforts to improve refrigeration systems.

Career Highlights: Hiroshi Sekiya has dedicated his career to Sanyo Electric Co., Ltd., where he has played a pivotal role in developing advanced cooling technologies. His commitment to innovation has led to the successful filing of numerous patents that focus on the efficiency and reliability of refrigeration systems.

Collaborations: Throughout his career, Sekiya has collaborated with fellow engineers and inventors, including esteemed colleagues Eiji Fukuda and Takashi Inoue. These partnerships have facilitated a dynamic exchange of ideas, leading to breakthroughs in their respective technological fields.

Conclusion: Hiroshi Sekiya is a remarkable figure in innovation, particularly in the realm of refrigeration technology. With his impressive array of patents and a commitment to collaborative efforts, Sekiya exemplifies the spirit of invention that drives progress in the industry. His work continues to influence the future of cooling technologies, ensuring efficiency and longevity in their design.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…